I also noticed that Obi Kwan ages ago when they first released the SE, it stuck out because I remember in a star trek movie where they are trying to negotiate peace with klingons the pact says "human beings" and they took offence to that. And no I'm not a huge trekkie, I just remember that for some odd reason.....

Just look at Booster Terrik, one of his eyes is a glowing red cybernetic ala Terminator. The thing is that Star Wars Tech is really advanced, and, don't they just look really cool without glasses. Think about it.

Officer: "Your Taun Taun will freeze to death before you reach the first marker."

Han nervously pushing glasses up on the bridge of his nose: "Then I'll see you in hell. That is I'll see you if I could just get these darned glasses to stay on."